1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */
28 /* Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T */
29 /* All Rights Reserved */
30
31 #include <sys/proc.h>
32 #include <sys/priocntl.h>
33 #include <sys/class.h>
34 #include <sys/disp.h>
35 #include <sys/rt.h>
36 #include <sys/rtpriocntl.h>
37 #include <sys/modctl.h>
38
39 /*
40 * The purpose of this file is to allow a user to make their own
41 * rt_dptbl. The contents of this file should be included in the
42 * rt_dptbl(4) man page with proper instructions for making
43 * and replacing the RT_DPTBL.kmod in modules/sched. This was the
44 * only way to provide functionality equivalent to the mkboot/cunix
45 * method in SVr4 without having the utilities mkboot/cunix in
46 * SunOS/Svr4.
47 * It is recommended that the system calls be used to change the time
48 * quantums instead of re-building the module.
49 */
50
51 static struct modlmisc modlmisc = {
52 &mod_miscops, "realtime dispatch table"
53 };
54
55 static struct modlinkage modlinkage = {
56 MODREV_1, { &modlmisc, NULL }
57 };
58
59 int
60 _init()
61 {
62 return (mod_install(&modlinkage));
63 }
64
65 int
66 _info(struct modinfo *modinfop)
67 {
68 return (mod_info(&modlinkage, modinfop));
69 }
70
71 #define RTGPPRIO0 100 /* Global priority for RT priority 0 */
72
73 rtdpent_t config_rt_dptbl[] = {
74
75 /* prilevel Time quantum */
76
77 { RTGPPRIO0, 100 },
78 { RTGPPRIO0+1, 100 },
79 { RTGPPRIO0+2, 100 },
80 { RTGPPRIO0+3, 100 },
81 { RTGPPRIO0+4, 100 },
82 { RTGPPRIO0+5, 100 },
83 { RTGPPRIO0+6, 100 },
84 { RTGPPRIO0+7, 100 },
85 { RTGPPRIO0+8, 100 },
86 { RTGPPRIO0+9, 100 },
87 { RTGPPRIO0+10, 80 },
88 { RTGPPRIO0+11, 80 },
89 { RTGPPRIO0+12, 80 },
90 { RTGPPRIO0+13, 80 },
91 { RTGPPRIO0+14, 80 },
92 { RTGPPRIO0+15, 80 },
93 { RTGPPRIO0+16, 80 },
94 { RTGPPRIO0+17, 80 },
95 { RTGPPRIO0+18, 80 },
96 { RTGPPRIO0+19, 80 },
97 { RTGPPRIO0+20, 60 },
98 { RTGPPRIO0+21, 60 },
99 { RTGPPRIO0+22, 60 },
100 { RTGPPRIO0+23, 60 },
101 { RTGPPRIO0+24, 60 },
102 { RTGPPRIO0+25, 60 },
103 { RTGPPRIO0+26, 60 },
104 { RTGPPRIO0+27, 60 },
105 { RTGPPRIO0+28, 60 },
106 { RTGPPRIO0+29, 60 },
107 { RTGPPRIO0+30, 40 },
108 { RTGPPRIO0+31, 40 },
109 { RTGPPRIO0+32, 40 },
110 { RTGPPRIO0+33, 40 },
111 { RTGPPRIO0+34, 40 },
112 { RTGPPRIO0+35, 40 },
113 { RTGPPRIO0+36, 40 },
114 { RTGPPRIO0+37, 40 },
115 { RTGPPRIO0+38, 40 },
116 { RTGPPRIO0+39, 40 },
117 { RTGPPRIO0+40, 20 },
118 { RTGPPRIO0+41, 20 },
119 { RTGPPRIO0+42, 20 },
120 { RTGPPRIO0+43, 20 },
121 { RTGPPRIO0+44, 20 },
122 { RTGPPRIO0+45, 20 },
123 { RTGPPRIO0+46, 20 },
124 { RTGPPRIO0+47, 20 },
125 { RTGPPRIO0+48, 20 },
126 { RTGPPRIO0+49, 20 },
127 { RTGPPRIO0+50, 10 },
128 { RTGPPRIO0+51, 10 },
129 { RTGPPRIO0+52, 10 },
130 { RTGPPRIO0+53, 10 },
131 { RTGPPRIO0+54, 10 },
132 { RTGPPRIO0+55, 10 },
133 { RTGPPRIO0+56, 10 },
134 { RTGPPRIO0+57, 10 },
135 { RTGPPRIO0+58, 10 },
136 { RTGPPRIO0+59, 10 }
137 };
138
139 /*
140 * Return the address of config_rt_dptbl
141 */
142 rtdpent_t *
143 rt_getdptbl()
144 {
145 return (config_rt_dptbl);
146 }